Retractable roller directory
FIG. 1 is a front elevational view of a retractable roller directory showing my new design; 
     FIG. 2 is a top plan view thereof; 
     FIG. 3 is a bottom plan view thereof; 
     FIG. 4 is a back elevational view thereof; 
     FIG. 5 is a left end elevational view thereof, both ends being identical; 
     FIG. 6 is a front elevational view of a second embodiment thereof; 
     FIG. 7 is a left end elevational view of the embodiment of FIG. 6, the top, bottom and back views being substantially identical to FIGS. 2, 3 and 4 respectively;